Structure and morphology of red pigments based on sepiolite-Reference-Cited by-同舟云学术

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Structure and morphology of red pigments based on sepiolite

Published:2024 Issue:15 Volume:53 Page:6766-6778
ISSN:1477-9226
Container-title:Dalton Transactions
language:en
Short-container-title:Dalton Trans.

Author:

Carrillo I.¹^ORCID,Atanes-Sánchez E.¹^ORCID,Fernández-Martínez F.¹

Affiliation:

1. Departamento de Ingeniería Mecánica, Química y Diseño Industrial, Escuela Técnica Superior de Ingeniería y Diseño Industrial, Universidad Politécnica de Madrid, Ronda de Valencia, 3. 28012 Madrid, Spain

Abstract

Sulfur-based red pigments were prepared through the thermal treatment of sepiolite with S and Na2S·xH2O. Samples with [S/Na2S] = 0.5 and 1 molar ratios exhibited red colour due to the presence of [Sx/2]˙− chromophore groups, particularly S4 species.

Funder

Ministerio de Ciencia e Innovación

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/DT/D3DT03621A

Reference58 articles.

1. Sulfur in Artwork: Lapis Lazuli and Ultramarine Pigments

2. The nature of the chalcogen colour centres in ultramarine-type solids

3. Encapsulation of red sulfur chromophores in a zeolitic imidazolate framework (ZIF-8) via solvent assisted linker exchange

4. Synthesis of ultramarine analogs from erionite

5. Using of zeolite LOS for preparation of sulfur pigments

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